// Copyright (c) 2008 Joseph Gauterin, Niels Dekker // // Distributed under the Boost Software License, Version 1.0. // (See accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt) // boost::swap internally does an unqualified function call to swap. // This could have led to ambiguity or infinite recursion, when the // objects to be swapped would themselves be from the boost namespace. // If so, boost::swap itself might be found by argument dependent lookup. // The implementation of boost::swap resolves this issue by giving // boost::swap two template argumetns, thereby making it less specialized // than std::swap. #include #define BOOST_INCLUDE_MAIN #include //Put test class in namespace boost namespace boost { #include "./swap_test_class.hpp" } int test_main(int, char*[]) { boost::swap_test_class object1; boost::swap_test_class object2; boost::swap(object1,object2); BOOST_CHECK_EQUAL(boost::swap_test_class::swap_count(),0); BOOST_CHECK_EQUAL(boost::swap_test_class::copy_count(),3); return 0; }